Electric sharpener



FIG. 1 is a front perspective view of the ornamental design for electric sharpener of the invention;

FIG. 2 is a front elevational end view of the ornamental design for electric sharpener of FIG. 1;

FIG. 3 is a front elevational right end view, viewing FIG. 1, of the ornamental design for electric sharpener of FIG. 1;

FIG. 4 is a front elevational left end view, viewing FIG. 1, of the ornamental design for electric sharpener of FIG. 1;

FIG. 5 is a rear elevational view of the ornamental design for two electric sharpener of FIG. 1;

FIG. 6 is a top plan view of the ornamental design for electric sharpener of FIG. 1; and,

FIG. 7 is a bottom plan view of the ornamental design for electric sharpener of FIG. 1. 

The ornamental design for electric sharpener, as shown and described. 